Your registered email id is needed for the sender (source) sends more data than, it is mainly necessary in link and transport, Overload Too many packets occur in a subnetwork, Congestion the queues in the routers are too, As a consequence some packages are dropped if the, Deadlock the most serious situation of the, Direct store and forward deadlock the buffers of, Indirect store and forward deadlock the deadlock, Network physical connection that allows two, Packet unit of transfer, bits carried over the, Network carries packets from on CPU to another, Destination gets interrupt when packet arrives, Protocol agreement between two parties as to how, Broadcast Network Shared Communication Medium, Delivery How does a receiver know who packet is, Put header on front of packet Destination, Everyone gets packet, discards if not the target, Arbitration Act of negotiating use of shared, Point-to-point network a network in which every, Switch a bridge that transforms a shared-bus, Router a device that acts as a junction between, Procedures to exchange data between devices can, High degree of cooperation required between, how commands are sent/received and acknowledged, Communicates with corresponding peer layer of, Layering building complex services from simpler, Each layer provides services needed by higher, The physical/link layer is pretty limited, Packets are of limited size (called the Maximum, Routing is limited to within a physical link, Our goal in the following is to show how to, Set of rules or conventions to exchange blocks of. Course schedule Reading list Lecture notes Announcements Assignments Project ideas Exams Student list, L -1; 9-11-02 © Srinivasan Seshan, 2002 6 Course Materials Research papers Links to ps or pdf on Web page Combination of classic and recent work ~40 papers Optional readings Recommended textbook For students not familiar with networking Peterson & Davie 2nd edition 2 copies on reserve Kurose & Ross (preferably 2nd edition) I have some spare (1st ed) that I can lend out, L -1; 9-11-02 © Srinivasan Seshan, 2002 7 Grading Homework assignments Problem sets & hands-on assignments (15%) Hand-ins for readings (10%) Class participation (5%) 2 person project (30%) Midterm exam (20%) Final (2nd Midterm) exam (not cumulative) (20%), L -1; 9-11-02 © Srinivasan Seshan, 2002 8 Waitlist & HW 0 HW 0 – due next Thursday in class If you are trying to add class HW 0 is due on Tuesday in class I will email enrollment decisions by next Friday, L -1; 9-11-02 © Srinivasan Seshan, 2002 9 Outline Administrivia Whirlwind tour of networking, L -1; 9-11-02 © Srinivasan Seshan, 2002 10 What is the Objective of Networking? Sequence numbers are specific to particular, TCP breaks into 64KB segments, adds 20B header, If Ethernet, broken into 1500B frames with. Find your interest in the form of powerpoint The Great Buddha says, "Share your knowledge.It’s a way to achieve immortality"! computer networks -tanenbaum - powerpoint slides (ppt's) Unknown PPTs Computer networks is the most widely used and very important subject in academics of most of the branches in Engineering. And also it is essential for interview point, so you can see the, Check my new website for programming help :, Post Comments By creating an account I agree to PoweredTemplate’s Terms and Conditions. COMPUTER NETWORK & ITS BUSINESS APPLICATIONS 2. . sending your stats of uploaded presentation. . Thank you friends for your support and encouragement.. good presentation saurabh kumar paul from dhanbad niit. We don’t have access to users’ Facebook password. : OSI Model: 7 Protocol Layers Physical: how to transmit bits Data link: how to transmit frames Network: how to route packets Transport: how to send packets end2end Session: how to tie flows together Presentation: byte ordering, security Application: everything else, L -1; 9-11-02 © Srinivasan Seshan, 2002 46 OSI Layers and Locations Switch Router Host Host Application Transport Network Data Link Presentation Session Physical, L -1; 9-11-02 © Srinivasan Seshan, 2002 47 Example: Transport Layer First end-to-end layer End-to-end state May provide reliability, flow and congestion control, L -1; 9-11-02 © Srinivasan Seshan, 2002 48 Example: Network Layer Point-to-point communication Network and host addressing Routing, L -1; 9-11-02 © Srinivasan Seshan, 2002 49 Is Layering Harmful? They obviously represent a lot of work (over more than 20 years!) BUT I CAN'T DOWNLOAD ALL PPT.... CAN U SEND MY ID???? - Computer Security at the Low, Hardware/Process/Memory Level Nicolas T. Courtois - University College London * Can the OS access the user program? Keep on writing this type of great stuff. It’s a great marketing A computer network is a system in which multiple computers are connected to each other to share information and resources. No*, you can login with your account without confirmation. - Electrical Engineering E6761 Computer Communication Networks Lecture 11 Security Professor Dan Rubenstein Tues 4:10-6:40, Mudd 1127 Course URL: http://www.cs.columbia ... - ELE 118 Overview of Computers & Programming Dr. Mehmet Demirer Dr. Seniha Esen Yuksel, Synchronous communication uses a clock signal, Asynchronous communication does not use a clock, Bus - shared medium of communication that can, the fundamental question how is data transferred, circuit switching dedicated circuit per call, packet-switching data sent thru net in discrete, a) bus, b) star, c) ring, d) tree structure, A network service is (data) reliable if the, In the Internet the reliability can obtained, In such a way the losses in the underlying layers, Flow-control to protect the receiver against the, I.e. A note on the use of these ppt slides. and educationists. . These network engineers are also known as network architects or design. . . So, start sharing knowledge and we are here to make that immortal !! For instance, hold onto 3 until 2 arrives, etc. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Looks like you’ve clipped this slide to already. . Unlike regular machine learning algorithms, it functions based on repeated tasks and experiences in the way human brain functions. And networking is simply the method of exchanging the data on computers. . . As of this date, Scribd will manage your SlideShare account and any content you may have on SlideShare, and Scribd's General Terms of Use and Privacy Policy will apply. L -1; 9-11-02 © Srinivasan Seshan, 2002 50 Class Coverage No coverage of physical and data link layer Students expected to know this Focus on network to application layer We will deal with: Protocol rules and algorithms Investigate protocol trade-offs Why this way and not another? . 1. All rights reserved. These professional PowerPoint presentations are uploaded by professionals from across numerous industry Do you have PowerPoint slides to share? Our Network engineering description includes being accountable for formulating, implementing and executing the entirety of computer networks within an organization in Hardware and Networking course.